Supplier Page from Aladdin Scientific Corporation for β-Methylcholine Chloride
2-Bromoisobutyric anhydride from Aladdin Scientific Corporation
3-(2-Naphthyl)propanoic Acid from Aladdin Scientific Corporation
6-Amino-2-naphthalenesulfonic Acid from Aladdin Scientific Corporation
N,N'-Di(1-naphthyl)benzidine (purified by sublimation) from Aladdin Scientific Corporation